Onchain Query API

chain.cyberwarex.com · x402

Live gas market on any major EVM chain: current gas price, base fee and priority-fee percentiles (p25/p50/p75) in gwei, plus the estimated cost in native token and USD for a plain transfer (21k gas) and a typical DEX swap (200k gas). Lets an agent decide whether a transaction is worth sending right now or should wait for cheaper gas, and budget the fee before signing.

Name and description as published by x402 Bazaar

Live

Last successful check: 25 Oct 2026, 20:20 UTC.

answered, last 24 hours: 100%
answered, last 30 days: 100%

How addrbook checks →

Connect

https://chain.cyberwarex.com/gas

x402: an unpaid request gets a 402 with the price and pay-to wallet. addrbook never pays.

Who's behind it

Listed by: x402 Bazaarlast seen 25 Oct, 19:50 UTC
Wallets named: 0x058d0cc5cc97e61e8a9f38d6d6365bce525921b2named by x402 Bazaar
Listed since: 25 Oct 2026, 17:50 UTC

Checks by endpoint

Host	Protocol	State	Last checked (UTC)	Last answered (UTC)	24 hours	30 days	Tools
chain.cyberwarex.com	x402	Live	25 Oct, 20:20	25 Oct, 20:20	100%	100%	—

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